Optical recording material

An optical recording material having improvement in pit-forming properties, pit-controlling properties, light stability and the like, which comprises a compound represented by formula (I): wherein X represents a metallocene group; ring A represents a specific heterocyclic ring with the metallocene g...

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Bibliographische Detailangaben
Hauptverfasser:	YANO, TORU, TOMITA, ATSURO, OYA, KEIJI
Format:	Patent
Sprache:	eng
Schlagworte:	ACYCLIC, CARBOCYCLIC OR HETEROCYCLIC COMPOUNDS CONTAININGELEMENTS OTHER THAN CARBON, HYDROGEN, HALOGEN, OXYGEN, NITROGEN,SULFUR, SELENIUM OR TELLURIUM ADHESIVES CHEMISTRY COLOUR PRINTING DYES INFORMATION STORAGE INFORMATION STORAGE BASED ON RELATIVE MOVEMENT BETWEEN RECORDCARRIER AND TRANSDUCER LAKES LINING MACHINES METALLURGY MISCELLANEOUS APPLICATIONS OF MATERIALS MISCELLANEOUS COMPOSITIONS MORDANTS NATURAL RESINS ORGANIC CHEMISTRY ORGANIC DYES OR CLOSELY-RELATED COMPOUNDS FOR PRODUCING DYES PAINTS PERFORMING OPERATIONS PHYSICS POLISHES PRINTING PRINTING, DUPLICATING, MARKING, OR COPYING PROCESSES STAMPS TRANSPORTING TYPEWRITERS
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Beschreibung
Zusammenfassung:	An optical recording material having improvement in pit-forming properties, pit-controlling properties, light stability and the like, which comprises a compound represented by formula (I): wherein X represents a metallocene group; ring A represents a specific heterocyclic ring with the metallocene group X bonded to the 2-position thereof; An represents an m-valent anion; m represents 1 or 2; and p represents a coefficient for maintaining the charges neutral.